CN203569055U - A water washing tower applied in coke oven gas purification system - Google Patents
A water washing tower applied in coke oven gas purification system Download PDFInfo
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- CN203569055U CN203569055U CN201320730483.1U CN201320730483U CN203569055U CN 203569055 U CN203569055 U CN 203569055U CN 201320730483 U CN201320730483 U CN 201320730483U CN 203569055 U CN203569055 U CN 203569055U
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- Prior art keywords
- tail gas
- purification system
- washing tower
- gas purification
- water washing
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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- 238000000746 purification Methods 0.000 title claims abstract description 17
- 238000005406 washing Methods 0.000 title claims abstract description 16
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 14
- 239000000571 coke Substances 0.000 title claims abstract description 11
- 239000002351 wastewater Substances 0.000 claims abstract description 19
- 238000012856 packing Methods 0.000 claims description 18
- 239000007921 spray Substances 0.000 claims description 12
- 238000013020 steam cleaning Methods 0.000 claims description 9
- 239000003595 mist Substances 0.000 claims description 8
- 230000002265 prevention Effects 0.000 claims description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 abstract description 14
- BFNBIHQBYMNNAN-UHFFFAOYSA-N ammonium sulfate Chemical compound N.N.OS(O)(=O)=O BFNBIHQBYMNNAN-UHFFFAOYSA-N 0.000 abstract description 8
- 229910052921 ammonium sulfate Inorganic materials 0.000 abstract description 8
- 235000011130 ammonium sulphate Nutrition 0.000 abstract description 8
- 229910021529 ammonia Inorganic materials 0.000 abstract description 7
- 239000002253 acid Substances 0.000 abstract description 2
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 239000007789 gas Substances 0.000 description 36
- 238000004821 distillation Methods 0.000 description 4
- 238000006477 desulfuration reaction Methods 0.000 description 2
- 230000023556 desulfurization Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000003912 environmental pollution Methods 0.000 description 2
- JZRWCGZRTZMZEH-UHFFFAOYSA-N Thiamine Natural products CC1=C(CCO)SC=[N+]1CC1=CN=C(C)N=C1N JZRWCGZRTZMZEH-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005554 pickling Methods 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- KYMBYSLLVAOCFI-UHFFFAOYSA-N thiamine Chemical compound CC1=C(CCO)SCN1CC1=CN=C(C)N=C1N KYMBYSLLVAOCFI-UHFFFAOYSA-N 0.000 description 1
- 229960003495 thiamine Drugs 0.000 description 1
- 235000019157 thiamine Nutrition 0.000 description 1
- 239000011721 thiamine Substances 0.000 description 1
- 239000002912 waste gas Substances 0.000 description 1
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Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
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- Industrial Gases (AREA)
- Treating Waste Gases (AREA)
Abstract
Description
技术领域technical field
本实用新型涉及水洗塔领域，尤其涉及一种应用在焦炉煤气净化系统的水洗塔。The utility model relates to the field of water washing towers, in particular to a water washing tower applied in a coke oven gas purification system.
背景技术Background technique
HPF法脱硫是焦炉煤气净化系统中较为常用的脱硫技术，但是其再生塔的废气中含有较高浓度的NH3，造成环境污染。目前，焦炉煤气净化系统排出的气体直接排放到大气中去，没有经过除硫胺处理尾气中夹带的硫铵，即外排尾气含NH3≤30mg/m3，H2S≤3.0mg/m3，严重的影响了空气质量，给环境造成了污染。HPF desulfurization is a commonly used desulfurization technology in the coke oven gas purification system, but the waste gas from the regeneration tower contains a relatively high concentration of NH 3 , causing environmental pollution. At present, the gas discharged from the coke oven gas purification system is directly discharged into the atmosphere, and the ammonium sulfate entrained in the tail gas has not been treated with thiamine, that is, the exhaust tail gas contains NH 3 ≤30mg/m 3 , H 2 S≤3.0mg/m3 m 3 , seriously affecting the air quality and polluting the environment.
发明内容Contents of the invention
本实用新型的目的在于提供一种应用在焦炉煤气净化系统的水洗塔，在焦炉煤气净化系统设置水洗塔，使尾气依次经过酸洗塔、水洗塔处理后，排入大气。具有操作维护简单，运行平稳可靠、减少环境污染的优点。The purpose of this utility model is to provide a water washing tower applied in the coke oven gas purification system. The water washing tower is installed in the coke oven gas purification system, so that the tail gas is discharged into the atmosphere after being treated by the acid washing tower and the water washing tower in sequence. It has the advantages of simple operation and maintenance, stable and reliable operation, and reduced environmental pollution.
为实现上述目的，本实用新型采用以下技术方案实现：In order to achieve the above object, the utility model adopts the following technical solutions:
一种应用在焦炉煤气净化系统的水洗塔，包括煤气净化系统、塔体、废水出口、裙座、防涡板、人孔、填料支撑、填料层、喷头、喷洒管、捕雾层、蒸汽清扫口、尾气入口，其特征在于，所述的塔体与煤气净化系统连接，裙座设置在塔体下部，废水出口设置在裙座下部，蒸汽清扫口设置在塔体上，防涡板设置在废水出口与塔体交接处，填料层设置在填料支撑上部，喷头设置在喷洒管端部，捕雾层设置在塔体上部喷洒管下部，蒸汽清扫入口设置在尾气入口上部。A water washing tower applied in a coke oven gas purification system, including a gas purification system, a tower body, a waste water outlet, a skirt, a vortex plate, a manhole, a packing support, a packing layer, a nozzle, a spray pipe, a mist-catching layer, a steam The cleaning port and the tail gas inlet are characterized in that the tower body is connected to the gas purification system, the skirt seat is arranged at the lower part of the tower body, the waste water outlet is arranged at the lower part of the skirt seat, the steam cleaning port is arranged on the tower body, and the vortex prevention plate is arranged At the junction of the wastewater outlet and the tower body, the packing layer is set on the upper part of the packing support, the nozzle is set on the end of the spray pipe, the mist-catching layer is set on the lower part of the spray pipe on the upper part of the tower body, and the steam cleaning inlet is set on the upper part of the tail gas inlet.
与现有的技术相比，本实用新型的有益效果是：Compared with the prior art, the beneficial effects of the utility model are:
本实用新型够利用蒸氨废水与尾气逆向接触，吸收尾气中夹带的硫铵，使尾气的排放标准符合国家标准的要求，该水洗塔结构简单，操作方便，节约能源。The utility model can make use of the reverse contact between the ammonia distilling wastewater and the tail gas to absorb the ammonium sulfate entrained in the tail gas, so that the discharge standard of the tail gas meets the requirements of the national standard. The water washing tower has simple structure, convenient operation and energy saving.
附图说明Description of drawings
图1是本实用新型的总体结构图。Fig. 1 is the general structural diagram of the present utility model.
图2是本实用新型水洗塔结构图。Fig. 2 is a structural diagram of the utility model water washing tower.
1-废水出口 2-裙座 3-防涡板 4-人孔 5-塔体 6-填料支撑 7-填料层 8-填料压板 9-喷洒管 10-捕雾层 11-锥形筒体 12-出气管 13-顶盖 14-喷头 15-蒸汽清扫口 16-尾气入口17-焦炉煤气净化系统1-wastewater outlet 2-skirt 3-vortex prevention plate 4-manhole 5-tower body 6-packing support 7-packing layer 8-packing plate 9-spray pipe 10-mist trapping layer 11-conical cylinder 12- Outlet pipe 13-Top cover 14-Nozzle 15-Steam cleaning port 16-Tail gas inlet 17-Coke oven gas purification system
具体实施方式Detailed ways
下面结合附图对本实用新型的具体实施方式进一步说明：The specific embodiment of the utility model is further described below in conjunction with accompanying drawing:
如图1所示，应用在焦炉煤气净化系统的水洗塔，由废水出口1、裙座2、防涡板3、人孔4、塔体5、填料支撑6、填料层7、填料压板8、喷洒管9、捕雾层10、锥形筒体11、出气管12、顶盖13、喷头14、蒸汽清扫口15、尾气入口16和煤气净化系统17组成，塔体5与煤气净化系统17连接，裙座2设置在塔体5下部，废水出口1设置在裙座2下部，蒸汽清扫口15设置在塔体5上，防涡板3设置在废水出口1与塔体5交接处，填料层7设置在填料支撑6上部，喷头14设置在喷洒管9端部，捕雾层10设置在塔体5上部喷洒管9下部，蒸汽清扫入口15设置在尾气入口16上部。捕雾层其结构为填料式、丝网式或百叶窗式。As shown in Figure 1, the water washing tower used in the coke oven gas purification system consists of a waste water outlet 1, a skirt 2, a vortex plate 3, a manhole 4, a
使用时，将尾气入口16与酸洗塔的尾气出口通过管道连接，尾气由尾气入口16进入水洗塔内，并在填料层7中与由填料层7上方的喷洒管9喷洒下来的蒸氨废水逆流接触，脱除尾气中的夹带的硫铵，之后尾气进入捕雾层10，在捕雾层10中与由捕雾层10上方的喷洒管9喷洒下来的蒸氨废水逆流接触，捕获尾气中夹带的含有硫铵的雾滴，经过净化的尾气由出气管12经顶盖13排入大气。喷洒的蒸氨废水经过吸收尾气中的硫铵之后进入塔体5的下部，由废水出口1排出，喷洒后的蒸氨废水不再循环使用，直接送往生化处理单元。During use, the tail gas inlet 16 is connected with the tail gas outlet of the pickling tower through a pipeline, and the tail gas enters the water washing tower by the tail gas inlet 16, and is mixed with the ammonia distillation waste water sprayed down by the spray pipe 9 above the packing layer 7 in the packing layer 7 Countercurrent contact to remove the entrained ammonium sulfate in the tail gas, and then the tail gas enters the mist trapping layer 10, and in the mist trapping layer 10, it is in countercurrent contact with the ammonia distilled waste water sprayed down by the spray pipe 9 above the mist trapping layer 10, capturing the waste water in the mist trapping layer 10. The entrained mist droplets containing ammonium sulfate and the purified tail gas are discharged into the atmosphere through the top cover 13 through the outlet pipe 12 . The sprayed ammonia distillation wastewater enters the lower part of the
塔的结构为填料塔，吸收效率高，可以吸收尾气中夹带的绝大部分硫铵。吸收尾气中夹带的硫铵，喷洒后的蒸氨废水不循环使用，直接送往生化处理，尾气直接排入大气。The structure of the tower is a packed tower with high absorption efficiency and can absorb most of the ammonium sulfate entrained in the tail gas. Absorb the ammonium sulfate entrained in the tail gas, and the ammonia distillation wastewater after spraying is not recycled, but sent directly to biochemical treatment, and the tail gas is directly discharged into the atmosphere.
Claims (1)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320730483.1U CN203569055U (en) | 2013-11-18 | 2013-11-18 | A water washing tower applied in coke oven gas purification system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320730483.1U CN203569055U (en) | 2013-11-18 | 2013-11-18 | A water washing tower applied in coke oven gas purification system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203569055U true CN203569055U (en) | 2014-04-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320730483.1U Expired - Lifetime CN203569055U (en) | 2013-11-18 | 2013-11-18 | A water washing tower applied in coke oven gas purification system |
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| Country | Link |
|---|---|
| CN (1) | CN203569055U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108525491A (en) * | 2017-03-03 | 2018-09-14 | 陕西黑猫焦化股份有限公司 | Tail gas recycle purification system and technological process for purifying |
| CN112812852A (en) * | 2020-12-29 | 2021-05-18 | 山东省冶金设计院股份有限公司 | Self-purification coke oven gas hypergravity scrubbing tower and benzene washing system |
-
2013
- 2013-11-18 CN CN201320730483.1U patent/CN203569055U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108525491A (en) * | 2017-03-03 | 2018-09-14 | 陕西黑猫焦化股份有限公司 | Tail gas recycle purification system and technological process for purifying |
| CN112812852A (en) * | 2020-12-29 | 2021-05-18 | 山东省冶金设计院股份有限公司 | Self-purification coke oven gas hypergravity scrubbing tower and benzene washing system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180831 Address after: 116085 128 high energy street, Qixian Ling high tech Industrial Park, Dalian, Liaoning Patentee after: ACRE COKING & REFRACTORY ENGINEERING CONSULTING CORPORATION (DALIAN), MCC Address before: 116085 128 high energy street, Qixian Ling high tech Industrial Park, Dalian, Liaoning Patentee before: ACRE COKING & REFRACTORY ENGINEERING CONSULTING CORPORATION, MCC |
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| TR01 | Transfer of patent right | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140430 |
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| CX01 | Expiry of patent term |